No, consumption taxes (such as VAT) are generally considered to be regressive, because the rich spend less on consumption relative to their income.

In almost all countries, the top income decile was estimated to have paid a share of their income that is only 60% of what the bottom half pays in consumption taxes.

The inequality impact of consumption taxes: An international comparison - ScienceDirect - https://www.sciencedirect.com/science/article/abs/pii/S0047272723000798

It’s innovative because it applies evolutionary pressure by making sure that dumb people falling for such simple scams will be too poor to survive and reproduce /s

Yes. Also a US gallon is 3.79 litres but a UK gallon is 4.55 litres, so one US mpg is 1.201 UK mpg